Home / 18,751,761,931.93-28,090,866,491.69-10,874,625,200.71

Finding the Fourth Proportional to 18,751,761,931.93, 28,090,866,491.69 and 10,874,625,200.71

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Solution

The fourth proportional to 18,751,761,931.93, 28,090,866,491.69 and 10,874,625,200.71 is: 16,290,610,224.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,751,761,931.93 : 28,090,866,491.69 = 10,874,625,200.71 : x
  2. Step 2: Convert to fraction form
    18,751,761,931.93/28,090,866,491.69 = 10,874,625,200.71/x
  3. Step 3: Cross multiply
    18,751,761,931.93x = 28,090,866,491.69 × 10,874,625,200.71
  4. Step 4: Simplify right side
    18,751,761,931.93x = 305,477,644,660,212,498,432
  5. Step 5: Solve for x
    x = 305,477,644,660,212,498,432/18,751,761,931.93
  6. Step 6: Final answer
    x = 16,290,610,224.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.